520074256

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{2500357}}^1$

素因数の和:2500378

約数の個数: 20

約数和(自身を含む): 1085155372

約数和(自身を除く): 565081116

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 2500357, 5000714, 10001428, 20002856, 32504641, 40005712, 65009282, 130018564, 260037128, 520074256]

約数ペア:

[(1, 520074256), (2, 260037128), (4, 130018564), (8, 65009282), (13, 40005712), (16, 32504641), (26, 20002856), (52, 10001428), (104, 5000714), (208, 2500357)]